Incidental Mutation 'R4135:Gcnt2'
ID 314865
Institutional Source Beutler Lab
Gene Symbol Gcnt2
Ensembl Gene ENSMUSG00000021360
Gene Name glucosaminyl (N-acetyl) transferase 2 (I blood group)
Synonyms 5330430K10Rik, IGnTB, IGnT, IGnTA, IGnTC
MMRRC Submission 040995-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.110) question?
Stock # R4135 (G1)
Quality Score 225
Status Validated
Chromosome 13
Chromosomal Location 41013417-41114368 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 41041283 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Lysine at position 147 (N147K)
Ref Sequence ENSEMBL: ENSMUSP00000070942 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000069958] [ENSMUST00000110191]
AlphaFold P97402
Predicted Effect probably damaging
Transcript: ENSMUST00000069958
AA Change: N147K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000070942
Gene: ENSMUSG00000021360
AA Change: N147K

DomainStartEndE-ValueType
low complexity region 8 21 N/A INTRINSIC
Pfam:Branch 95 357 8.4e-60 PFAM
low complexity region 377 386 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000110191
SMART Domains Protein: ENSMUSP00000105820
Gene: ENSMUSG00000021360

DomainStartEndE-ValueType
transmembrane domain 7 24 N/A INTRINSIC
Pfam:Branch 95 357 5.2e-61 PFAM
low complexity region 377 386 N/A INTRINSIC
Meta Mutation Damage Score 0.6467 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.4%
Validation Efficiency 98% (47/48)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes the enzyme responsible for formation of the blood group I antigen. The i and I antigens are distinguished by linear and branched poly-N-acetyllactosaminoglycans, respectively. The encoded protein is the I-branching enzyme, a beta-1,6-N-acetylglucosaminyltransferase responsible for the conversion of fetal i antigen to adult I antigen in erythrocytes during embryonic development. Mutations in this gene have been associated with adult i blood group phenotype. Alternatively spliced transcript variants encoding different isoforms have been described. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a knock-out allele show hypoactivity, a reduced B cell number, epidermoid cyst formation in male abdominal skin, and impaired renal function with increased blood urea nitrogen and creatinine levels and vacuolization of renal tubular epithelial cells in aging mice. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930523C07Rik T A 1: 159,905,092 (GRCm39) probably benign Het
Bak1 T A 17: 27,240,244 (GRCm39) T148S possibly damaging Het
Cdc25a C A 9: 109,710,585 (GRCm39) H157Q possibly damaging Het
Chst5 T C 8: 112,616,816 (GRCm39) Y268C probably damaging Het
Csnk1g2 T C 10: 80,474,130 (GRCm39) I145T possibly damaging Het
Ctsr T C 13: 61,309,084 (GRCm39) T224A probably benign Het
Cux1 T C 5: 136,336,750 (GRCm39) K921E probably damaging Het
Dcaf12l1 T C X: 43,878,330 (GRCm39) N156S probably damaging Het
Dennd2d T A 3: 106,389,977 (GRCm39) D2E probably benign Het
Dock2 T C 11: 34,605,328 (GRCm39) K264E possibly damaging Het
Eif3c C G 7: 126,165,471 (GRCm39) probably benign Het
Gabrb3 G T 7: 57,241,036 (GRCm39) A5S probably benign Het
Gm6987 T A X: 93,068,216 (GRCm39) noncoding transcript Het
Hbp1 A T 12: 31,984,421 (GRCm39) L262Q probably damaging Het
Hsd11b2 T C 8: 106,249,798 (GRCm39) V303A probably benign Het
Htr5a A G 5: 28,047,690 (GRCm39) M82V probably benign Het
Mcc T C 18: 44,857,707 (GRCm39) D136G probably benign Het
Mrpl32 C T 13: 14,787,564 (GRCm39) V14M probably damaging Het
Msl1 A G 11: 98,687,126 (GRCm39) D157G possibly damaging Het
Mthfd1 G A 12: 76,329,648 (GRCm39) probably null Het
Nkx6-1 T A 5: 101,807,371 (GRCm39) D337V probably damaging Het
Nlrp5 T C 7: 23,117,823 (GRCm39) W516R possibly damaging Het
Or2ag1 A G 7: 106,313,210 (GRCm39) L226P probably damaging Het
Or2l13b T A 16: 19,349,452 (GRCm39) I73F possibly damaging Het
Or2y3 A G 17: 38,393,248 (GRCm39) V207A possibly damaging Het
Or4l1 T C 14: 50,166,272 (GRCm39) H243R probably damaging Het
Or5af1 C A 11: 58,722,820 (GRCm39) T280K probably damaging Het
Pate5 A G 9: 35,750,724 (GRCm39) S33P possibly damaging Het
Pold3 T A 7: 99,749,854 (GRCm39) R104* probably null Het
Rapsn A T 2: 90,867,162 (GRCm39) N155Y probably damaging Het
Rorc C A 3: 94,296,826 (GRCm39) Q269K probably damaging Het
Rreb1 A T 13: 38,131,099 (GRCm39) N1418Y probably damaging Het
Rusc2 G A 4: 43,425,563 (GRCm39) D1223N possibly damaging Het
Sema6d T C 2: 124,506,040 (GRCm39) I616T probably damaging Het
Ttc6 T A 12: 57,679,581 (GRCm39) probably benign Het
Ugt3a1 A T 15: 9,338,810 (GRCm39) Y58F probably damaging Het
Vmn2r129 T G 4: 156,691,085 (GRCm39) noncoding transcript Het
Vwa5b1 A T 4: 138,321,641 (GRCm39) M384K possibly damaging Het
Washc3 G A 10: 88,055,142 (GRCm39) E111K probably benign Het
Xirp2 A G 2: 67,355,741 (GRCm39) S3501G probably benign Het
Zfp1004 A T 2: 150,023,788 (GRCm39) probably benign Het
Zfp352 C T 4: 90,113,261 (GRCm39) T467M probably damaging Het
Zfp729a C A 13: 67,767,925 (GRCm39) C768F probably damaging Het
Zfp810 T C 9: 22,190,369 (GRCm39) K180E probably damaging Het
Other mutations in Gcnt2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01523:Gcnt2 APN 13 41,041,339 (GRCm39) missense probably benign 0.06
IGL01693:Gcnt2 APN 13 41,041,549 (GRCm39) missense probably benign
IGL02506:Gcnt2 APN 13 41,040,856 (GRCm39) missense probably benign 0.02
IGL03184:Gcnt2 APN 13 41,041,660 (GRCm39) missense probably benign 0.01
BB001:Gcnt2 UTSW 13 41,072,040 (GRCm39) nonsense probably null
BB011:Gcnt2 UTSW 13 41,072,040 (GRCm39) nonsense probably null
PIT4472001:Gcnt2 UTSW 13 41,071,413 (GRCm39) missense probably benign 0.39
R0358:Gcnt2 UTSW 13 41,014,329 (GRCm39) missense probably damaging 0.99
R0734:Gcnt2 UTSW 13 41,013,997 (GRCm39) missense probably benign 0.00
R1863:Gcnt2 UTSW 13 41,014,577 (GRCm39) missense possibly damaging 0.95
R3103:Gcnt2 UTSW 13 41,072,082 (GRCm39) missense probably benign 0.00
R3156:Gcnt2 UTSW 13 41,014,654 (GRCm39) missense probably benign 0.36
R3893:Gcnt2 UTSW 13 41,013,922 (GRCm39) missense probably benign 0.14
R4134:Gcnt2 UTSW 13 41,041,283 (GRCm39) missense probably damaging 1.00
R4279:Gcnt2 UTSW 13 41,041,666 (GRCm39) missense probably benign 0.17
R4422:Gcnt2 UTSW 13 41,014,001 (GRCm39) nonsense probably null
R4599:Gcnt2 UTSW 13 41,040,966 (GRCm39) missense probably benign
R4618:Gcnt2 UTSW 13 41,111,670 (GRCm39) nonsense probably null
R4908:Gcnt2 UTSW 13 41,014,210 (GRCm39) missense probably damaging 1.00
R5123:Gcnt2 UTSW 13 41,071,831 (GRCm39) missense probably damaging 0.99
R5291:Gcnt2 UTSW 13 41,072,268 (GRCm39) missense probably damaging 1.00
R5437:Gcnt2 UTSW 13 41,014,652 (GRCm39) missense probably damaging 1.00
R5463:Gcnt2 UTSW 13 41,071,650 (GRCm39) missense possibly damaging 0.80
R5471:Gcnt2 UTSW 13 41,014,195 (GRCm39) missense probably damaging 1.00
R5472:Gcnt2 UTSW 13 41,107,055 (GRCm39) missense probably benign 0.30
R5493:Gcnt2 UTSW 13 41,107,076 (GRCm39) missense possibly damaging 0.70
R5586:Gcnt2 UTSW 13 41,014,429 (GRCm39) missense probably damaging 1.00
R5695:Gcnt2 UTSW 13 41,071,675 (GRCm39) missense probably benign 0.03
R6244:Gcnt2 UTSW 13 41,014,717 (GRCm39) missense probably damaging 1.00
R6293:Gcnt2 UTSW 13 41,072,173 (GRCm39) missense probably damaging 1.00
R7036:Gcnt2 UTSW 13 41,041,032 (GRCm39) frame shift probably null
R7077:Gcnt2 UTSW 13 41,013,896 (GRCm39) missense probably benign
R7432:Gcnt2 UTSW 13 41,040,688 (GRCm39) intron probably benign
R7474:Gcnt2 UTSW 13 41,111,733 (GRCm39) missense probably damaging 1.00
R7508:Gcnt2 UTSW 13 41,041,157 (GRCm39) missense probably benign 0.02
R7599:Gcnt2 UTSW 13 41,014,343 (GRCm39) nonsense probably null
R7678:Gcnt2 UTSW 13 41,107,195 (GRCm39) missense probably benign 0.01
R7806:Gcnt2 UTSW 13 41,071,717 (GRCm39) missense probably damaging 1.00
R7808:Gcnt2 UTSW 13 41,014,338 (GRCm39) missense possibly damaging 0.81
R7909:Gcnt2 UTSW 13 41,013,926 (GRCm39) missense probably benign 0.00
R7924:Gcnt2 UTSW 13 41,072,040 (GRCm39) nonsense probably null
R8110:Gcnt2 UTSW 13 41,071,198 (GRCm39) start gained probably benign
R8287:Gcnt2 UTSW 13 41,014,108 (GRCm39) missense probably damaging 1.00
R8782:Gcnt2 UTSW 13 41,072,229 (GRCm39) missense probably damaging 0.98
R8956:Gcnt2 UTSW 13 41,041,204 (GRCm39) missense probably benign 0.30
R9225:Gcnt2 UTSW 13 41,014,336 (GRCm39) missense probably damaging 1.00
R9357:Gcnt2 UTSW 13 41,041,732 (GRCm39) missense possibly damaging 0.92
Z1088:Gcnt2 UTSW 13 41,072,115 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AAGAGGTCGATTTTCCTTTGGC -3'
(R):5'- TACCTGGTCCTTCCAATGGC -3'

Sequencing Primer
(F):5'- GGCGTATGTCATGGTCATCC -3'
(R):5'- GAGTGAGGTTCTTCCCCTTAAGC -3'
Posted On 2015-05-14